Home / 5,480.20-8,204.10-4,832.20

Finding the Fourth Proportional to 5,480.20, 8,204.10 and 4,832.20

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Solution

The fourth proportional to 5,480.20, 8,204.10 and 4,832.20 is: 7,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.20 : 8,204.10 = 4,832.20 : x
  2. Step 2: Convert to fraction form
    5,480.20/8,204.10 = 4,832.20/x
  3. Step 3: Cross multiply
    5,480.20x = 8,204.10 × 4,832.20
  4. Step 4: Simplify right side
    5,480.20x = 39,643,852.02
  5. Step 5: Solve for x
    x = 39,643,852.02/5,480.20
  6. Step 6: Final answer
    x = 7,234.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.